The aquarium and its inhabitants. Aquarium with sea waterAquarium with sea water — the opposite of a freshwater aquarium in which divorce at most live organisms from coral reefs of tropical seas is salty kind of aquarium with…

River FishingThe presence of teeth, according to biologists dealing with evolution, one of the main reasons for the successful development of all vertebrates. Thanks to teeth-studded jaws living beings conquered the…

Catfish-shifter, or synodontis nigriventris, belongs to the family mochokidae. The homeland of this species is Africa, and to meet him in the natural environment, it is necessary to visit the Congo basin. Shifters reach a length of 10 cm inhabit fresh water and belong to the group of predatory fish.

In Europe the catfish-the shapeshifter first appeared relatively recently – in 1950 in Amsterdam. In our days the activity of this species, both in captivity and in natural conditions, are poorly understood. Continue reading →

Walking through food markets of Kyiv, it is impossible not to pay attention to the diversity of species of frozen fish sold on the open points. There is a range around the world, ranging from herring and hake and ending with tuna, womera, seaweed and caviar.

Sea dragon is the only representative of the family of the Drakensberg (Trachinidae) in the Black sea. Characterized by low elongated body covered with dense small scales. On the head of a sea dragon there are several spikes, the largest of them is located on the operculum and sent back. The first of two dorsal fins with a black spot, short, and consists of 6-7 spiny rays. The body color is gray or yellow with oblique bands on flanks, fins greenish, the tail on the falling edge of almost black. In the Black sea dragon lives everywhere known cases of arrest in the Kerch Strait. In the coastal zone of the Crimea the sea dragon is most common from may to November at depths up to 20 m, deeper in winter is kept. Continue reading →

Seahorse refers to ray-finned fish. Forms a genus in which there are 54 species. They live in shallow waters in tropical and subtropical marine waters worldwide. In the Pacific ocean are found from North to South America. In the Atlantic from Nova Scotia and further South. There is a colony at the mouths of the European rivers. For example, in the Thames. Three species live in the Mediterranean sea.

Appearance

Body length varies from 1.5 to 35 cm External appearance resembles a chess knight. The skin is thin and stretched bony plates in the form of rings. Each type have their number of rings. The neck is flexible and well expressed. For seahorses is characterized by vertical rather than horizontal movement in the water. They tremble dorsal fin and pectoral fins behind the eyes.

This is the most slow swimming fish in the world. Their top speed is 2-1,5 km/h. Caudal fin not. These bad swimmers most of the time are stationary, hooked prehensile tails for marine vegetation. Snout long and tubular end stigma. It works like a pipette, drawing the food along with water. Eyes have the ability to move, independently from each other. Continue reading →

In recent years it has become fashionable and prestigious dacha or cottage on a plot to equip a pond. Of course the owner of this pond I want to breathe new life into them. The simplest solution is to run them in fish. And then the question arises, – what?

Categories of fishes can be divided into two types – decorative and domestic.

To include ornamental goldfish and koi carp. Goldfish is relatively small. Grow up to 30 cm koi can grow up to 60-80 cm unfortunately, not every breed of goldfish perfect for a pond. In open water may be in the breed, so called, the long-bodied fish. This is comet, shubunkin, simple gold fish (without rocks).

It makes no sense to buy expensive breed koi. It will fit the standard red and white colouring.

The only rule for ornamental fish is quarantine. Quarantine is done in order to reveal diseases. It should take place in the aquarium and should last at least two weeks. All types of ornamental pond fish bred in Asia and have many diseases. Continue reading →

Pandora's box - IN the BASHKIR LAKES APPEARED MARINE FISH AND PIRANHASMarine fish-needle appeared in the Bashkir lake Asly-Kul, told RIA Novosti on Wednesday the party of the Ufa club professional diving Rustam Sirazetdinov. According to him, at the end of…

Dangerous animals of the Black seaThese prickly predators lurk among the rocks, under the seaweed, and, like all bottom fish, change color to the color of their environment, can quickly lighten or darken depending on…